of tlie Group Cerarabycinae. 27 



body, with the third joint much longer than 

 the fourth. Protliorax with a broad, 

 smooth, excised space on each side. Elytra 

 truncate at the apex, dentate at the suture. 

 Antero-lateral process of rnetasternum very 

 feeble 12, P. maurltanicua, Bu p 



Antenna? a little longer than the body, 

 with the third joiutnot much longer than the 

 fourth. Eyes in the male almost contiguous 

 above. 1'rothorax with a narrower excised 

 smooth space on each side. Apices of elytra 

 subtruncate or almost rounded, and unarmed. 

 Antero-lateral process of rnetasternum dis- 

 tinct 13. P. demissus, Pasc. 



Antennas ( S) ? Prothorax with a narrow 

 canaliculate excised space on each side, the 

 disk with two oblique impressions, anteriorly 

 widely diverging. Apices of elytra subtrun- 

 cate, and unarmed. Pubescence with faint 

 moire reflexions. Antero-lateral process of 

 rnetasternum distinct 14. P. orciferus, sp, n. 



Antenna; nearly half as loug again as the 

 body, with the third and fourth joints 

 scarcely thickened at the apex, the third 

 almost twice as long as the Jourth. Pro- 

 thorax obtusely bituberculate on each side, 

 without excised smooth space. Apices of the 

 elytra truncate, dentate externally, briefly 

 spined at the suture. Prcsternal process 

 somewhat strongly and obtusely tubercled 

 behind. Antero-lateral process of metaster- 

 iuun distinct 15. P. fe?norel!us, Chevr. 



Pachych'ssns wculti/s, Gerst., probably belongs to this section. 



§ I). Of relatively shorter and stouter form 

 than the species of the preceding sec- 

 tions. Antennas in the male nearly 

 twice as long as the body, with a short 

 delicate fringe of hairs underneath ; with 

 the scape cicatrized, the cicatrice limited 

 by an incomplete carina. Elytra trun- 

 cate at the apex. Femora feebly carinate 

 on each side below. Prosternal process 

 tubtruncate behind. (Diurthus.) 



Pubescence less dense. Antennas with the 

 third joint much longer than the fourth .... 16. P. simpler, White. 



Pubescence denser. Antenna? with the 

 third joint but little longer than the fourth. . 17. P. vagits, sp. n, 



Pavhydissus hrcvicomis, sp. n. 

 Grisco dense pubescons ; antennis eorporc brevioribus, articulis a 



